diff --git a/.github/workflows/pr_push.yml b/.github/workflows/pr_push.yml
index cef83c9e8..87a65752e 100644
--- a/.github/workflows/pr_push.yml
+++ b/.github/workflows/pr_push.yml
@@ -17,88 +17,5 @@ permissions:
   packages: read
 
 jobs:
-  CodeChecks:
-    uses: ./.github/workflows/reusable_checks.yml
-  FastBuild:
-    name: Fast builds
-    needs: [CodeChecks]
-    uses: ./.github/workflows/reusable_fast.yml
-  Build:
-    name: Basic builds
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_basic.yml
-  DevDax:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_dax.yml
   MultiNuma:
-    needs: [FastBuild]
     uses: ./.github/workflows/reusable_multi_numa.yml
-  L0:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_gpu.yml
-    with:
-      provider: "LEVEL_ZERO"
-      runner: "L0"
-      shared_lib: "['ON']"
-  L0-BMG:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_gpu.yml
-    with:
-      provider: "LEVEL_ZERO"
-      runner: "L0-BMG"
-      shared_lib: "['ON']"
-      os: "['Ubuntu']"
-  CUDA:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_gpu.yml
-    with:
-      provider: "CUDA"
-      runner: "CUDA"
-      shared_lib: "['ON']"
-  Sanitizers:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_sanitizers.yml
-  QEMU:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_qemu.yml
-    with:
-      short_run: true
-  ProxyLib:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_proxy_lib.yml
-  Valgrind:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_valgrind.yml
-  Coverage:
-    # total coverage (on upstream only)
-    if: github.repository == 'oneapi-src/unified-memory-framework'
-    needs: [Build, DevDax, L0, CUDA, MultiNuma, QEMU, ProxyLib]
-    uses: ./.github/workflows/reusable_coverage.yml
-    secrets: inherit
-    with:
-      trigger: "${{github.event_name}}"
-  Coverage_partial:
-    # partial coverage (on forks)
-    if: github.repository != 'oneapi-src/unified-memory-framework'
-    needs: [Build, QEMU, ProxyLib]
-    uses: ./.github/workflows/reusable_coverage.yml
-  CodeQL:
-    needs: [Build]
-    permissions:
-      contents: read
-      security-events: write
-    uses: ./.github/workflows/reusable_codeql.yml
-  Trivy:
-    needs: [Build]
-    permissions:
-      contents: read
-      security-events: write
-    uses: ./.github/workflows/reusable_trivy.yml
-  Compatibility:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_compatibility.yml
-    strategy:
-      matrix:
-        tag: ["v1.0.1"]
-    with:
-      tag: ${{matrix.tag}}
diff --git a/.github/workflows/reusable_multi_numa.yml b/.github/workflows/reusable_multi_numa.yml
index ebb4705c9..fa0cbbeec 100644
--- a/.github/workflows/reusable_multi_numa.yml
+++ b/.github/workflows/reusable_multi_numa.yml
@@ -17,12 +17,14 @@ jobs:
     # run only on upstream; forks will not have the HW
     if: github.repository == 'oneapi-src/unified-memory-framework'
     strategy:
+      fail-fast: false
       matrix:
-        os: [ubuntu-22.04, rhel-9.1, sles-15]
+        os: [sles-15]
         build_type: [Debug, Release]
         shared_library: ['ON', 'OFF']
-    name: Multi NUMA (${{matrix.os}}, build_type=${{matrix.build_type}}, shared=${{matrix.shared_library}})
-    runs-on:  ["DSS-MULTI-NUMA", "DSS-${{matrix.os}}"]
+        runner: ['DSS-SLES', 'test-sles']
+    name: Multi NUMA (${{matrix.runner}}, build_type=${{matrix.build_type}}, shared=${{matrix.shared_library}})
+    runs-on: "${{matrix.runner}}"
 
     steps:
       - name: Checkout
@@ -49,7 +51,7 @@ jobs:
         run: cmake --build ${{github.workspace}}/build -j $(nproc)
 
       - name: Run tests
-        if: (matrix.os != 'rhel-9.1') && (matrix.os != 'sles-15')
+        if: false
         working-directory: ${{github.workspace}}/build
         run: ctest --output-on-failure --test-dir test
 
@@ -57,7 +59,7 @@ jobs:
         # Skip some tests until we upgrade hwloc and update CMake to properly handle local hwloc installation.
         # TODO: fix issue #560
       - name: Run tests (on RHEL/SLES)
-        if: (matrix.os == 'rhel-9.1') || (matrix.os == 'sles-15')
+        # if: (matrix.os == 'rhel-9.1') || (matrix.os == 'sles-15')
         working-directory: ${{github.workspace}}/build
         run: |
           ctest --output-on-failure --test-dir test -E "test_provider_os_memory_multiple_numa_nodes"
@@ -65,14 +67,14 @@ jobs:
             --gtest_filter="-*checkModeLocal/*:*checkModePreferredEmptyNodeset/*:testNuma.checkModeInterleave"
 
       - name: Run NUMA tests under valgrind
-        if: (matrix.os != 'rhel-9.1') && (matrix.os != 'sles-15')
+        if: false
         run: |
           ${{github.workspace}}/test/test_valgrind.sh ${{github.workspace}} ${{env.BUILD_DIR}} memcheck "${{env.NUMA_TESTS}}"
           ${{github.workspace}}/test/test_valgrind.sh ${{github.workspace}} ${{env.BUILD_DIR}} drd "${{env.NUMA_TESTS}}"
           ${{github.workspace}}/test/test_valgrind.sh ${{github.workspace}} ${{env.BUILD_DIR}} helgrind "${{env.NUMA_TESTS}}"
 
       - name: Check coverage
-        if: ${{ matrix.build_type == 'Debug' && matrix.os == 'ubuntu-22.04' }}
+        if: false
         working-directory: ${{env.BUILD_DIR}}
         run: |
           export COVERAGE_FILE_NAME=${{env.COVERAGE_NAME}}-${{matrix.os}}-shared-${{matrix.shared_library}}
@@ -82,7 +84,7 @@ jobs:
           mv ./$COVERAGE_FILE_NAME ${{env.COVERAGE_DIR}}
 
       - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
-        if: ${{ matrix.build_type == 'Debug' && matrix.os == 'ubuntu-22.04' }}
+        if: false
         with:
           name: ${{env.COVERAGE_NAME}}-${{matrix.os}}-shared-${{matrix.shared_library}}
           path: ${{env.COVERAGE_DIR}}